John 15:6
"If a man abide not in me, he is cast forth as a branch, and is withered; and men gather them, and cast them into the fire, and they are burned."
Cross References (ranked by relevance)
Every tree that bringeth not forth good fruit is hewn down, and cast into the fire.
The Son of man shall send forth his angels, and they shall gather out of his kingdom all things that offend, and them which do iniquity;
Every branch in me that beareth not fruit he taketh away: and every branch that beareth fruit, he purgeth it, that it may bring forth more fruit.
And now also the axe is laid unto the root of the trees: therefore every tree which bringeth not forth good fruit is hewn down, and cast into the fire.
For if after they have escaped the pollutions of the world through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled therein, and overcome, the latter end is worse with them than the beginning.
But a certain fearful looking for of judgment and fiery indignation, which shall devour the adversaries.
And whosoever was not found written in the book of life was cast into the lake of fire.
Say thou, Thus saith the Lord GOD; Shall it prosper? shall he not pull up the roots thereof, and cut off the fruit thereof, that it wither? it shall wither in all the leaves of her spring, even without great power or many people to pluck it up by the roots thereof.
But thou art cast out of thy grave like an abominable branch, and as the raiment of those that are slain, thrust through with a sword, that go down to the stones of the pit; as a carcase trodden under feet.
And the vineyard which thy right hand hath planted, and the branch that thou madest strong for thyself.
He shall not depart out of darkness; the flame shall dry up his branches, and by the breath of his mouth shall he go away.
And he cast down the pieces of silver in the temple, and departed, and went and hanged himself.
Yet the defenced city shall be desolate, and the habitation forsaken, and left like a wilderness: there shall the calf feed, and there shall he lie down, and consume the branches thereof.